Structural building panel



FIG. 1 is a perspective view showing my new design for a structural building panel from the front, top, and right side;

FIG. 2 is a perspective view thereof showing the design from the front, top and left side;

FIG. 3 is a perspective view thereof showing the design from the rear, top and left side;

FIG. 4 is a perspective view thereof showing the design from the top, rear and right side;

FIG. 5 is a perspective view thereof showing the design from the bottom, front and right side;

FIG. 6 is a perspective view thereof showing the design from the bottom, rear and left side;

FIG. 7 is a right-side elevational view thereof;

FIG. 8 is a left-side elevational view thereof;

FIG. 9 is a front elevational view thereof;

FIG. 10 is a rear elevational view thereof;

FIG. 11 is a top plan view thereof; and,

FIG. 12 is a bottom plan thereof, and is a mirror image of the view in FIG. 11. 

CLAIM The ornamental design for a structural building panel, as shown and described. 